ISE 2.1 and WSA pxGrid Integration with CA-Signed Certificates

This blog post is going to be going over integration ISE 2.1 and WSA via pxGrid with CA-signed certificates. I personally like using CA-Signed certificates for my deployment because if I ever need to rebuild an ISE instance or pxGrid client, it's extremely easy to get it up and running again with a CA-signed certificate.